Cybersecurity Conferences in Japan

Name: SECCON 2026
Start: 2026-02-28T00:00:00.000000Z
Location: Japan

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Japan is quickly becoming a leader in the field of cybersecurity. Over the past few decades, the nation has implemented several processes to strengthen its focus on IT security and protect its citizens. Japan's initiatives involve educating the public on cyber risks, enforcing anti-cybercrime laws, and investing in cyber defense equipment and resources.

In terms of conferences and events, Japan is home to several important cybersecurity events and conferences. These include the “Japan Computer Security Conference”, which is held annually in Tokyo and is the largest IT security event in the country. Other conferences include the Japan Security Network Symposium, the IECS International Conference on Information Technology and Security, and the Japan Information Security & Lightweight Cryptography Conference.

Additionally, Japan hosts several national and international cyber competitions, such as the National Information Security Practice Championship and the Japan Network Security Contest. These events are designed to motivate and reward innovative ideas in the field of cybersecurity, often showcasing advanced technologies developed by experts from around the world working to improve cyber safety.

The country also has a long-standing commitment to international collaboration, with the Japan Cyber Security Initiative (JCSI) a cooperative effort between the government and industry to strengthen ties between organizations across the globe. The JCSI is supported by the National Institute of Information and Communications Technology (NICT) and provides a platform to share cybersecurity-related information and initiatives to make cyberspace more secure.

All Upcoming Cybersecurity Events

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24th February 2026 | International Conference on Artificial Intelligence in Information and Communication (ICAIIC) 2026

The 8th International Conference on Artificial Intelligence in Information and Communication (ICAIIC 2026) will explore the latest advances in AI and its applications across information and communication technologies. While the event covers a broad spectrum of AI topics, it includes sessions specifically on security and privacy in blockchain, highlighting emerging methods to protect digital systems and data. Participants will gain insights into AI-driven approaches for safeguarding networked environments, ensuring privacy in distributed systems, and applying intelligent methods to enhance cybersecurity in modern ICT infrastructure.

ICAIIC 2026 offers researchers, industry professionals, and practitioners a platform to share original work, early-stage research, and position papers. Presented papers will be included in the ICAIIC Conference Proceedings with indexing in IEEE Xplore, Scopus, and EI Compendex. Attendees can expect deep discussions on AI applications for security within broader ICT contexts, providing practical takeaways for cybersecurity integration in emerging technologies.

Physical • Paid • Part of The Korean Institutes of Communications and Information Sciences (KICS)

26th February 2026 | OpenText Summit Tokyo 2026

OpenText Summit Japan 2026 explores how organizations can securely adopt AI and intelligent automation to drive digital transformation without compromising trust or compliance. The event highlights how agent based AI supports knowledge workers by automating repetitive tasks and improving decision making, while allowing teams to focus on creativity and strategic work. A strong emphasis is placed on cybersecurity, data governance, and the role of Sovereign Cloud in keeping sensitive data protected, local, and compliant as AI scales across global operations.

Through practical demonstrations and real world examples, the summit shows how secure information management enables people and digital systems to work together effectively. Sessions cover essential areas such as content management, cybersecurity, DevSecOps, operations management, and data analytics. Attendees gain clear insight into how a unified and governed information layer helps organizations build responsible AI, strengthen security, and confidently evolve modern digital operations.

Physical • Paid • Part of OpenText

27th February 2026 | Cyber Security Symposium in Dogo

Cyber Security Symposium in Dogo is a long running cybersecurity event in Japan that brings together experts, organizations, and community members to address growing cyber threats linked to digital transformation, cloud adoption, and widespread IoT use. The symposium focuses on real world risks such as ransomware, phishing, supply chain attacks, and emerging threats involving generative AI. It highlights national policy efforts, including active cyber defense initiatives, and emphasizes the shared responsibility of individuals, businesses, and institutions in strengthening cyber resilience.

Held annually in Shikoku, the event serves as a trusted platform for collaboration among industry, academia, and government. It supports knowledge sharing, workforce development, and regional cooperation through expert discussions and ongoing community engagement. By fostering awareness and practical understanding of cybersecurity risks, the symposium plays an important role in improving preparedness and response capabilities across the region.

Physical • Paid • Part of SEC Dogo Executive Committee

28th February 2026 | SECCON 14 Open Conference

SECCON is the largest CTF competition in Japan. We hold an in-person event called "Dennoh Kaigi" (電脳会議) alongside with SECCON CTF Final competition every year. Many workshops, presentations, and mini CTFs are gathered in Dennoh Kaigi. "Open Conference" is a presentations track of Dennoh Kaigi.

At last year's SECCON Open Conference 13, various presentations were made, including on attack methods against browser extensions, the development of attack detection technology for connected cars using machine learning, and experiences taking on OSINT CTF.

We are inviting proposals for presentations via a Call for Presentations. We're looking for presentations about technological research or tool around Cyber Security. We are also looking for any difficulty proposals and it is not needed that you have previous speaker experience. :)

[ Event Information ]

Date : 28th Feburary 2026 and 1st March 2026
Venue : HULIC ASAKUSABASHI bld., 1-22-16 Asakusabashi, Taito-ku, Tokyo
After-party : 1st March 2026 at HULIC HALL & CONFERENCE

[ Application Period ]

Application due date : 16th January 2026, 23:59 JST.
Notification : 26th January 2026

Submissions before the following dates will receive the result and comments earlier than the final due. You are welcomed to refine and re-submit your proposal while the CFP opened.

1st period : 17th October 2025, 23:59 JST. ( Notification : 27th October 2025 )
2nd period : 21th November 2025, 23:59 JST. ( Notification : 1st December 2025 )

[ Requirement ]

It can be anything related to information security. Presentations accepted by other conferences are welcome.
We accept proposals in English or Japanese.
Presentation time is 20 minutes or 50 minutes. Please choose a time when submitting.
We accept presentations about new tools, but we don't accept it if it is related to sales approach.
Must be posted by the original author.
We urge you to submit your proposal early before the CFP closes since we will close it prior to the final due date if enough quality proposals are received to fill the slots.
This conference is operated in accordance with SECCON 14 Code of Conduct. https://www.seccon.jp/14/seccon/code-of-conduct.htm

If you have any questions, please feel free ask to cfp14@seccon.jp !

Physical • Free • Part of SECCON

28th February 2026 | SECCON 2026

SECCON Dennoh Kaigi serves as the premier cybersecurity conference in Japan, held annually alongside the SECCON CTF Finals. This event brings together security researchers and enthusiasts for an intensive two-day program focused on technical exploration and community building. Attendees can participate in various workshops, technical presentations, and mini competitions designed to challenge their skill sets. The gathering serves as a critical hub for the Japanese security community, providing a platform where professionals and hobbyists exchange knowledge on the latest industry trends and defensive strategies.

The conference features an Open Conference track that highlights diverse research topics such as browser security and connected vehicle threat detection. For the 2026 edition, the organizers have invited proposals covering technological tools and innovative research from speakers of all experience levels. Participants will have the chance to attend technical sessions during the day and join a collaborative after-party to network with CTF players and industry experts. By focusing on practical application and deep technical research, the event continues to drive the evolution of cybersecurity practices within the region and beyond.

Physical • Paid • Part of SECCON